Throwing Exceptions out of nested function calls

  
#include <iostream>
using namespace std;
void foo()
{
   int  i, j;

   i = 14;
   j = 15;
   throw i;
}

void call_foo()
{
   int  k;

   k  = 12;
   foo();
}

int main()
{
   try {
      call_foo(); 
   }
   catch(int n) { cout << "\ncaught it " << n << endl; }
}

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Throwing Exceptions out of nested function calls : Throw « Language « C++

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